FAQs
Emm1592
Associate II
since ‎2019-01-18
‎2023-06-14

User statistics

  • 11 Posts
  • 0 Solutions
  • 0 Kudos given
  • 0 Kudos received

User Activity

How to wake up from stop mode with alarm A?

2019-04-20
Hello, I'm trying to wake up from stop 1 with the alarm A, and I was wondering if someone can help me with this. Here is my code (I'm using HAL libraries first, the "easy" way base on the example ST gives: PWR/STOP1_RTC):...int main(void){ GPIO_Ini...

Set date and time RTC in main()

2019-04-13
Hello, I want to know if it is possible to set date and time of the RTC in the main() function.I'm working with the LSI and I know that is very inaccurate. My idea is to -"re-initialize" (set manually the date and time) the RTC every 1 week for examp...

How inaccurate is the RTC?

2019-04-13
Hello! I wanted to know how inaccurate the RTC is when working with LSI or LSE.Reading from posts and data sheet of the MCU, I saw that LSI is much more imprecise than the LSE. I wanted to know if there was an equation that would allow me to estimate...

Receive data with unknown length via UART

2019-01-18
Hello, I'm using the STM32L476RG and trying to receive data via UART.When I use the following code:int main(void){ ... HAL_UART_Receive_IT(&huart4, data_RX,20); ....}void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart){ ...
Top